Step 1
Click in the top menu on the apple icon and enter System Preferences
Step 2
In the window that opened, click Internet Accounts
Step 3
Click on Google
Step 4
Enter your full HujiMail address and click on Next
Step 5
Enter your username (no need for the full address) and the password and click on Sign in
Step 6
Choose the apps you want to sync with the computer (by default all are highlighted) and click on Done